Im sorryand does hurt- christina aguilara go with it?

The energy applied to cause vibration can be in the form of air pressure a stick, bow, or electricity. true or fasle

What are you doing this summer? fr !

Artists best achieve contrast in a composition by: a. drawing with realism b. shading a drawing with dark and light values c. using drawing techniques like stippling and hatching d. focusing on line and shape in a drawing